According to a notice sent out Thursday night, the Senate Commerce Committee will hold a “Countdown to February 2009” hearing Sept. 23 at 2:30 p.m.

Look for Sen. Amy Klobuchar (D-Minn.) to have some pointed questions about the digital cliff effect and viewers who may lose TV reception despite having bought new DTV sets or hooked up their DTV-to-analog converter boxes correctly. Sen Bernard Sanders (I-VT) is also said to be concerned.

Among the witnesses will be FCC Chairman Kevin Martin, and National Telecommunicadtions & Information Administraiton acting head Meredith Atwell Baker, NCTA President Kyle McSlarrow and NAB President David Rehr.,